Hanna review " an emotional tug-of-war
Arcola theatre, LondonSharp moral conundrums arise in Sam Potter's compelling monologue about babies swapped at birthHanna, a new play by Sam Potter, is like overhearing talk outside the school gates, except that there is only one mother doing the talking. As Hanna, Sophie Khan Levy makes eye contact with her audience with such sympathetic naturalness that one feels almost tempted to interrupt her monologue and turn …